diff --git a/release.sh b/release.sh
old mode 100644
new mode 100755
index 5f1fde306164486310fa1f6c090e2477c7741a5b..5d247da2f609c8923456eb59ed899e0120efe730
--- a/release.sh
+++ b/release.sh
@@ -4,11 +4,11 @@
 current=`grep -P "__version_info__ = \(\'\d+\', \'\d+\', \'\d+(\w*)\'\)" src/sakia/__init__.py | grep -oP "\'\d+\', \'\d+\', \'\d+(\w*)\'"`
 echo "Current version: $current"
 
-if [[ $1 =~ ^[0-9]+.[0-9]+.[0-9a-z]+$ ]]; then
+if [[ $1 =~ ^[0-9]+.[0-9]+.[0-9]+[0-9a-z]+$ ]]; then
   IFS='.' read -r -a array <<< "$1"
   sed -i "s/__version_info__\ = ($current)/__version_info__ = ('${array[0]}', '${array[1]}', '${array[2]}')/g" src/sakia/__init__.py
-  git commit src/sakia/__init__.py -m "$2"
-  git tag "$2"
+  git commit src/sakia/__init__.py -m "$1"
+  git tag "$1"
 else
   echo "Wrong version format"
 fi